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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_DISPLAY_DISPLAY_UTIL_H_
#define ASH_DISPLAY_DISPLAY_UTIL_H_
#include <vector>
#include "ash/ash_export.h"
#include "ash/display/display_layout.h"
namespace gfx {
class Display;
class Point;
class Rect;
}
namespace ash {
class AshWindowTreeHost;
struct DisplayMode;
class DisplayInfo;
// Creates the display mode list for internal display
// based on |native_mode|.
ASH_EXPORT std::vector<DisplayMode> CreateInternalDisplayModeList(
const DisplayMode& native_mode);
// Returns next valid UI scale.
float GetNextUIScale(const DisplayInfo& info, bool up);
// Tests if the |info| has display mode that matches |ui_scale|.
bool HasDisplayModeForUIScale(const DisplayInfo& info, float ui_scale);
// Computes the bounds that defines the bounds between two displays
// based on the layout |position|.
void ComputeBoundary(const gfx::Display& primary_display,
const gfx::Display& secondary_display,
DisplayLayout::Position position,
gfx::Rect* primary_edge_in_screen,
gfx::Rect* secondary_edge_in_screen);
// Creates edge bounds from |bounds_in_screen| that fits the edge
// of the native window for |ash_host|.
ASH_EXPORT gfx::Rect GetNativeEdgeBounds(AshWindowTreeHost* ash_host,
const gfx::Rect& bounds_in_screen);
// Moves the cursor to the point inside the |ash_host| that is closest to
// the point_in_screen, which may be outside of the root window.
// |update_last_loation_now| is used for the test to update the mouse
// location synchronously.
void MoveCursorTo(AshWindowTreeHost* ash_host,
const gfx::Point& point_in_screen,
bool update_last_location_now);
// Returns the index in the displays whose bounds contains |point_in_screen|.
// Returns -1 if no such display exist.
ASH_EXPORT int FindDisplayIndexContainingPoint(
const std::vector<gfx::Display>& displays,
const gfx::Point& point_in_screen);
} // namespace ash
#endif // ASH_DISPLAY_DISPLAY_UTIL_H_
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